8/3/2023 0 Comments Building a flat roof houseUnderneath the basics, flat roofs are usually constructed with a ceiling, nailed to joists which support a deck (usually wood in residential construction), a vapor barrier, insulation and a roof board. To an untrained eye, one flat roof looks very much like another (especially from the ground level!) but, in fact, there are several different flat roof systems to choose from.Īt the most basic level, a flat roof consists of three basic components:ĭepending on the materials selected, these might be combined into a single product, but all these functions should still be there. Pay careful attention to the roof at the construction phase and throughout its lifecycle to help prevent these problems in the first place. Many of the potential problems a flat roof may attract – such as water pooling, leakage and resulting rot or damage – are due to poor installation or poor maintenance. This could mean flat roofs may not raise the same red flags they used to among prospective homeowners who may want to replace or remodel the roof once they move in. But now, flat roofs often are constructed with fewer layers because of improved waterproofing technology. Some observers suggest it’s harder to replace a flat roof than a traditional pitched shingle roof because of the labor required to remove its layers (especially on older flat roofs). Special permits may be required from the local building authority, but these efforts may result in an entirely new feature to enjoy on your home.įlat roofs are a cost-effective option for homes – thanks to generations of use in commercial flat roof construction, modern materials and application techniques – as viable, protective and long-lasting alternatives to pitched roof counterparts.īy choosing the proper materials, hiring an experienced professional to build and install the flat roof, and committing to regular inspection and maintenance, homeowners may count on many years of reliable performance when selecting a flat roof solution. Solar panels also are popular among homeowners and are much easier to install – and hide from view – on a flat roof.Īny of these applications will require certain design considerations (such as adding guardrails and other safety protections and/or using more heavy duty materials to handle roof traffic and weight). This offers the option to add a unique application such as a rooftop patio, garden or green roof. Unlike a steeply pitched roof, most of the square footage of a flat roof is available for use. Keep in mind, all flat roofs have a slope of between five and 15 degrees to allow water to flow into drain systems (such as eaves, drainage holes or outlets). This may make it less ideal for rainy or snowy climates. Why Are Flat Roofs Less Common For Houses?Īlso known as low slope roofs, flat roofs are less common in North American residential construction because the low slope of a flat roof has an increased tendency to collect water rather than shed, like its more steeply pitched alternative. Explore the following guide to answer many of your flat roof-related questions: Whether choosing a roof design for a new home, or replacing/repairing a current flat roof, IKO Industries offers much of the information needed to make informed decisions for a lasting, sturdy cover for your investment. This roof type is easier to install over large surfaces and is the most common choice for commercial, industrial and institutional buildings.įrom the start, you’ll likely have questions, including: is a flat roof the right choice for a home? Is it more expensive that a steeper pitched alternative? Is it harder to install? What about ongoing maintenance? Any typical mall, warehouse, apartment building or school usually features a flat roof. Can you have a flat roof with shingles?įlat Roofs Are Everywhere – But What About Homes?įlat roofs are a familiar sight throughout North America.
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